氢化

qīnghuà

hydrogenation

氢弹

qīngdàn

H-bomb

氢气

qīngqì

hydrogen (gas)

氢氧

qīngyǎng

hydroxide (e.g. caustic soda NaOH)

氢酶

qīngméi

hydrogenase (enzyme)

氢键

qīngjiàn

hydrogen bond

脱氢

tuōqīng

dehydrogenation

重氢

zhòngqīng

heavy hydrogen (isotope)

加氢油

jiāqīngyóu

hydrogenated oil

氟化氢

fúhuàqīng

hydrofluoric acid

氢化氰

qīnghuàqíng

hydrocyanic acid

氢原子

qīngyuánzǐ

hydrogen atom

氢氟烃

qīngfútīng

hydrofluorocarbon

氢氟酸

qīngfúsuān

hydrofluoric acid HFl

氢氧化

qīngyǎnghuà

hydroxide (e.g. caustic soda NaOH)

氢氧根

qīngyǎnggēn

hydroxide radical (-OH)

氢氯酸

qīnglǚsuān

hydrochloric acid HCl

氢溴酸

qīngxiùsuān

hydrobromic acid HBr

氢卤酸

qīnglǔsuān

hydrohalic acid (e.g. hydrofluoric acid HFl [[氫氟酸|氢氟酸<qīngfúsuān>]], hydrochloric acid HCl [[盐酸]] etc)

氯化氢

lǚhuàqīng

hydrogen chloride